... there’s more to it than yoda heads and plastic frogs!

1/7

Additive

process

2/7

Extrusion Deposition

Granular materials binding

Polymerization by light

FDM - Fused Deposition Modeling

FFF - Fused Filament Fabrication

Solid Materials:

themoplastics, rubbers, clay, silicone

Selective Laser Sintering (SLS)

Direct Metal Laser Sintering (DMLS)

Powdered Materials:

metals, thermoplastics, ceramics

Digital Light Processing (DLP)

Stereolithography (SLA)

Liquid Materials:

photopolymer resins

Form 1 printer

3/7

digital file of the

3D model (.stl)

software program

to ‘slice’ the

model

software program

to talk to the

printer

4/7

traditional CAD (computer aided design)

parametric design (writing code)

2D logo openSCAD to

extrude vertically

MeshLab to position and

merge 2 .stl files

Autodesk 123D Catch

www.thingiverse.com

;Sliced D:\Downloads\Button.stl at: Fri 16 Nov 2012 22:22:17

;Basic settings: Layer height: 0.2 Walls: 1 Fill: 70

;Print time: 0:12

;Filament used: 0.67m 5.75g

;Filament cost: Unknown

G21 ;metric values

G90 ;absolute positioning

M107 ;start with the fan off

G28 X0 Y0 ;move X/Y to min endstops

G28 Z0 ;move Z to min endstops

G92 X0 Y0 Z0 E0 ;reset software position to front/left/z=0.0

G92 E0 ;zero the extruded length

G92 E0 ;zero the extruded length again

;G1 X100 Y100 F9000

G1 F9000

;LAYER:0

;TYPE:SKIRT

G1 X74.484 Y100.0 Z0.2 F9000.0

G1 X75.028 Y105.148 Z0.2 F1200.0 E2.0789

G1 X76.424 Y109.749 E2.1522

G1 X78.784 Y114.171 E2.2286

gcode

5/7

Instant-Gratification

Customization

Rapid-Prototyping

And it’s just plain FUN!

model asteroids and satellites as part of a display

cases for the electronics of air quality testers

the framework

and outer

structure of

robots

life-sized

animatronic

~600hrs of

printing so far

6/7

medicine

weapons

environment

fashion

Urbee 2

transport

future engineering

“As an additive, rather than

subtractive, process, it uses

less material and is therefore

lighter and cheaper.”

“Enables the design and

production of previously difficult

of impossible structures.”

7/7

Better Design Programs

Lower Cost

Ease of Use

Lower the minimum knowledge and

effort required.